Home / 13,015,233.46-19,524,145.02-4,820,068.78

Finding the Fourth Proportional to 13,015,233.46, 19,524,145.02 and 4,820,068.78

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Solution

The fourth proportional to 13,015,233.46, 19,524,145.02 and 4,820,068.78 is: 7,230,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,233.46 : 19,524,145.02 = 4,820,068.78 : x
  2. Step 2: Convert to fraction form
    13,015,233.46/19,524,145.02 = 4,820,068.78/x
  3. Step 3: Cross multiply
    13,015,233.46x = 19,524,145.02 × 4,820,068.78
  4. Step 4: Simplify right side
    13,015,233.46x = 94,107,721,867,094.48
  5. Step 5: Solve for x
    x = 94,107,721,867,094.48/13,015,233.46
  6. Step 6: Final answer
    x = 7,230,582.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.